1 | subroutine CellTest(time_tra, ic, jc, kc, v_x, v_y, v_E, xtracer, & |
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2 | ytracer, E_k, im, jm, km, fx, fy, fz) |
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3 | |
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4 | |
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5 | |
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6 | !! Find the cell origin index for the previous time_tra step |
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7 | use module3d_phy |
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8 | use tracer_vars |
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9 | implicit none |
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10 | |
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11 | integer, intent(IN) :: time_tra |
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12 | integer, intent(IN) :: ic, jc, kc |
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13 | real, intent(IN) :: v_x, v_y, v_E |
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14 | real, intent(IN) :: xtracer, ytracer |
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15 | real, intent(INOUT) :: E_k |
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16 | integer, intent(OUT) :: im, jm, km |
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17 | real, intent(OUT) :: fx, fy, fz |
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18 | |
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19 | integer :: kk ! indice vertical pour definition de E, mais on veut conserver la valeur de k |
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20 | ! real,dimension(nz) :: E ! vertical coordinate in ice, scaled to H zeta |
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21 | |
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22 | E(1)=0. |
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23 | E(NZ)=1. |
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24 | do KK=1,NZ |
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25 | if ((KK.ne.1).and.(KK.ne.NZ)) E(KK)=(KK-1.)/(NZ-1.) |
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26 | end do |
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27 | |
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28 | |
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29 | if(v_x>0.0) then |
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30 | im = ic-1 |
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31 | do |
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32 | if(xtracer>=xgrid(im) .and. xtracer<=xgrid(im+1)) exit |
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33 | !! PRINT *,"CellTest(x-): Multiple decrement required (",ic,",",jc,",",kc,")" |
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34 | im = im-1 |
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35 | if(im<1) then |
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36 | print *,"CellTest(x-;",time_tra,"): Out-of_range decrement (",ic,",",jc,",",kc,")", v_x |
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37 | ! STOP |
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38 | im =ic |
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39 | exit |
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40 | end if |
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41 | end do |
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42 | else |
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43 | im = ic |
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44 | do |
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45 | if(xtracer>=xgrid(im) .and. xtracer<=xgrid(im+1)) exit |
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46 | !! PRINT *,"CellTest(x+): Multiple increment required (",ic,",",jc,",",kc,")" |
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47 | im = im+1 |
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48 | if(im==nx-1) then |
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49 | print *,"CellTest(x+;",time_tra,"): Out-of_range increment (",ic,",",jc,",",kc,")", v_x |
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50 | ! STOP |
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51 | im = ic -1 |
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52 | exit |
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53 | end if |
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54 | end do |
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55 | end if |
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56 | |
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57 | fx = abs(xtracer-xgrid(im))/dx |
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58 | if (fx>1.00) fx = fx - aint(fx) |
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59 | |
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60 | ! if((fx>1.0).or.(fx<0.0)) THEN |
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61 | ! PRINT *,"Cell test(!!!)", ic,jc, kc,im, fx |
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62 | ! END IF |
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63 | !---------------------------------------------------------------------------------- |
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64 | |
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65 | if(v_y>0.0) then |
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66 | jm = jc -1 |
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67 | do |
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68 | if(ytracer>=ygrid(jm) .and. ytracer<=ygrid(jm+1)) exit |
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69 | !! PRINT *,"CellTest(y-): Multiple decrement required (",ic,",",jc,",",kc,")" |
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70 | jm = jm-1 |
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71 | if(jm<1) then |
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72 | print *,"CellTest(y-;",time_tra,"): Out-of_range decrement (",ic,",",jc,",",kc,")", v_y |
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73 | ! STOP |
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74 | jm =jc |
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75 | exit |
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76 | end if |
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77 | end do |
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78 | else |
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79 | jm = jc |
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80 | do |
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81 | if(ytracer>=ygrid(jm) .and. ytracer<=ygrid(jm+1)) exit |
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82 | !! PRINT *,"CellTest(y+): Multiple increment required (",ic,",",jc,",",kc,")" |
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83 | jm = jm+1 |
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84 | if(jm==ny-1) then |
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85 | print *,"CellTest(y+;",time_tra,"): Out-of-range increment (",ic,",",jc,",",kc,")", v_y |
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86 | ! print*, ytracer, ygrid(jm) |
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87 | print*, uybar(ic,jc), uybar(ic,jc+1), flotmy(ic,jc), flotmy(ic, jc+1) |
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88 | print *, uy(ic,jc,:) |
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89 | print *, uy(ic,jc+1,:) |
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90 | print*, gzmy(ic, jc), gzmy(ic,jc+1) |
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91 | ! STOP |
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92 | jm = jc-1 |
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93 | exit |
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94 | end if |
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95 | end do |
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96 | end if |
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97 | |
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98 | fy = abs(ytracer-ygrid(jm))/dy |
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99 | if (fy>1.00) fy = fy - aint(fy) |
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100 | |
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101 | ! if((fy>1.0).or.(fy<0.0)) THEN |
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102 | ! PRINT *,"Cell test(!!!)", ic,jc,kc,im,jm, fy |
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103 | ! END IF |
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104 | |
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105 | !------------------------------------------------------------------------------- |
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106 | |
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107 | !! Note that v_E is "velocity" in E coordinate system which is |
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108 | !! positive DOWN |
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109 | ! also note that in Catritz code k=1 for surface |
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110 | |
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111 | |
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112 | if(E_k < E(1)) then |
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113 | E_k = E(1) |
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114 | km=1 |
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115 | |
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116 | else if(E_k > E(nz)) then |
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117 | E_k = E(nz) |
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118 | km=nz-1 |
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119 | |
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120 | else ! this used to be a loop on its own, now shortcuts if E_k is special |
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121 | |
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122 | if(v_E>=0.0) then !! Downward flow of ice in E system |
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123 | if (kc==1) then |
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124 | !! No action, pending tactical discussion with GKCC |
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125 | km = 1 |
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126 | else |
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127 | km=kc - 1 |
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128 | do |
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129 | if( (E_k >= E(km)) .and. (E_k <= E(km+1)) ) exit |
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130 | km = km - 1 |
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131 | if(km==0) then |
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132 | print *,"CellTest(z+;",time_tra,"): Out-of-range increment (",ic,",",jc,",",kc,")", v_E |
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133 | ! STOP |
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134 | km = kc |
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135 | exit |
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136 | end if |
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137 | end do |
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138 | end if |
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139 | else !! Upward flow of ice in E system |
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140 | if(kc==nz) then |
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141 | ! this is incomplete: ice comes from below, cannot use above layer, fix in interpolate |
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142 | km = kc-1 |
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143 | else |
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144 | km = kc |
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145 | do |
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146 | if( (E_k >= E(km)) .and. (E_k <= E(km+1)) ) exit |
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147 | !! PRINT *,"CellTest(z,",time_tra,"): Decrementing km=",km |
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148 | km = km + 1 |
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149 | if(km==nz) then |
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150 | print *,"CellTest(z-;",time_tra,"): Out-of-range decrement (",ic,",",jc,",",kc,")", v_E |
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151 | ! STOP |
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152 | km = kc-1 |
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153 | exit |
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154 | end if |
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155 | end do |
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156 | end if |
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157 | |
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158 | end if ! velocity direction |
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159 | |
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160 | fz = abs((E_k-E(km))/(E(km+1)-E(km))) |
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161 | if (fz>1.00) fz = fz - aint(fz) |
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162 | |
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163 | end if |
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164 | |
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165 | end subroutine CellTest |
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166 | !=========================================================================== |
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